/* Reset & Base */
:root {
  --bg: #090e17;
  --nav: #101622;
  --top: rgba(16, 22, 34, 0.85);
  --panel: #162032;
  --panel-hover: #1e2a42;
  --line: #24344d;
  --text: #f0f4f8;
  --muted: #8496ad;
  --accent: #22d3ee;
  --accent-hover: #06b6d4;
  --accent-bg: rgba(34, 211, 238, 0.08);
  --warn: #fbbf24;
  --red: #f87171;
  --green: #4ade80;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  --border-radius: 14px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --spacing: 28px;
  --source-pane-width: minmax(300px, 1fr);
  --output-pane-width: minmax(340px, 1.15fr);
  --control-pane-width: 420px;
}

body.cloud-theme {
  background-color: #f8fafc;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1000 1000' preserveAspectRatio='none'%3E%3Cdefs%3E%3CradialGradient id='g1' cx='20%25' cy='20%25' r='60%25'%3E%3Cstop offset='0%25' stop-color='%23ffffff'/%3E%3Cstop offset='100%25' stop-color='%23f1f5f9'/%3E%3C/radialGradient%3E%3C/defs%3E%3Crect width='1000' height='1000' fill='url(%23g1)'/%3E%3C/svg%3E");
  background-size: cover;
  background-attachment: fixed;
  --bg: #f8fafc;
  --nav: rgba(255, 255, 255, 0.65);
  --top: rgba(255, 255, 255, 0.9);
  --panel: #ffffff;
  --panel-hover: #f1f5f9;
  --line: #e2e8f0;
  --text: #1e293b;
  --muted: #64748b;
  --accent: #0ea5e9;
  --accent-hover: #0284c7;
  --accent-bg: rgba(14, 165, 233, 0.08);
  --warn: #d97706;
  --red: #ef4444;
  --green: #10b981;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

body.ocean-theme {
  background-color: #001f3f;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1000 1000' preserveAspectRatio='xMidYMid slice'%3E%3Cdefs%3E%3ClinearGradient id='oGrad' x1='0' y1='0' x2='0' y2='1000' gradientUnits='userSpaceOnUse'%3E%3Cstop offset='0%25' stop-color='%23001833'/%3E%3Cstop offset='100%25' stop-color='%23003b66'/%3E%3C/linearGradient%3E%3Cfilter id='waveGlow'%3E%3CfeDropShadow dx='0' dy='-5' stdDeviation='10' flood-color='%237dd3fc' flood-opacity='0.4'/%3E%3C/filter%3E%3C/defs%3E%3Crect width='1000' height='1000' fill='url(%23oGrad)'/%3E%3Cpath d='M0,300 C150,250 200,350 400,300 C500,280 600,320 800,280 C900,270 950,290 1000,280 L1000,1000 L0,1000 Z' fill='%23002b54' filter='url(%23waveGlow)'/%3E%3Cpath d='M0,500 C100,450 250,550 450,480 C600,440 700,520 900,450 C950,430 980,440 1000,430 L1000,1000 L0,1000 Z' fill='%2300407a' filter='url(%23waveGlow)'/%3E%3Cpath d='M0,700 C200,600 300,750 550,650 C700,580 800,680 1000,600 L1000,1000 L0,1000 Z' fill='%23005a9c' filter='url(%23waveGlow)'/%3E%3Cpath d='M0,850 C250,750 400,900 650,800 C800,750 900,850 1000,800 L1000,1000 L0,1000 Z' fill='%23007acc' filter='url(%23waveGlow)'/%3E%3Cg fill='%23ffffff' opacity='0.25'%3E%3Ccircle cx='150' cy='280' r='3'/%3E%3Ccircle cx='165' cy='290' r='2'/%3E%3Ccircle cx='140' cy='275' r='1.5'/%3E%3Ccircle cx='450' cy='460' r='3.5'/%3E%3Ccircle cx='470' cy='475' r='2'/%3E%3Ccircle cx='430' cy='455' r='1.5'/%3E%3Ccircle cx='750' cy='610' r='4'/%3E%3Ccircle cx='780' cy='630' r='2.5'/%3E%3Ccircle cx='730' cy='605' r='2'/%3E%3Ccircle cx='350' cy='820' r='4.5'/%3E%3Ccircle cx='380' cy='840' r='3'/%3E%3Ccircle cx='330' cy='815' r='2'/%3E%3C/g%3E%3C/svg%3E");
  background-size: cover;
  background-attachment: fixed;
  --bg: #0b1c2c;
  --nav: rgba(8, 20, 33, 0.65);
  --top: rgba(8, 20, 33, 0.85);
  --panel: #10263c;
  --panel-hover: #16324d;
  --line: #1c3c5a;
  --text: #e0f2fe;
  --muted: #7dd3fc;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --accent-bg: rgba(56, 189, 248, 0.12);
  --warn: #fde047;
  --red: #fca5a5;
  --green: #86efac;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

body.blossom-theme {
  background-color: #fdf2f8;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1000 1000' preserveAspectRatio='none'%3E%3Cdefs%3E%3CradialGradient id='g1' cx='20%25' cy='20%25' r='60%25'%3E%3Cstop offset='0%25' stop-color='%23ffffff'/%3E%3Cstop offset='100%25' stop-color='%23fdf2f8'/%3E%3C/radialGradient%3E%3C/defs%3E%3Crect width='1000' height='1000' fill='url(%23g1)'/%3E%3C/svg%3E");
  background-size: cover;
  background-attachment: fixed;
  --bg: #ffffff;
  --nav: rgba(253, 242, 248, 0.65);
  --top: rgba(255, 255, 255, 0.85);
  --panel: #ffffff;
  --panel-hover: #fff0f5;
  --line: #fce7f3;
  --text: #831843;
  --muted: #db2777;
  --accent: #f43f5e;
  --accent-hover: #e11d48;
  --accent-bg: rgba(244, 63, 94, 0.08);
  --warn: #f59e0b;
  --red: #ef4444;
  --green: #10b981;
  --shadow: 0 10px 40px rgba(244, 63, 94, 0.06);
}

body.blossom-theme .nav {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 300'%3E%3Cdefs%3E%3Cfilter id='dropShadow'%3E%3CfeDropShadow dx='1' dy='2' stdDeviation='2' flood-opacity='0.3'/%3E%3C/filter%3E%3CradialGradient id='peachGrad' cx='50%25' cy='100%25' r='100%25'%3E%3Cstop offset='0%25' stop-color='%23f43f5e'/%3E%3Cstop offset='100%25' stop-color='%23fbcfe8'/%3E%3C/radialGradient%3E%3Cpath id='leaf' d='M0,0 C15,-15 30,-5 35,0 C30,5 15,15 0,0' fill='%2315803d'/%3E%3Cpath id='petal' d='M0,0 C-10,-12 -12,-22 0,-25 C12,-22 10,-12 0,0' fill='url(%23peachGrad)'/%3E%3Cg id='stamen'%3E%3Cline x1='0' y1='0' x2='0' y2='-10' stroke='%23be123c' stroke-width='0.5'/%3E%3Ccircle cx='0' cy='-10' r='1.5' fill='%23fbbf24'/%3E%3C/g%3E%3Cg id='flower' filter='url(%23dropShadow)'%3E%3Cuse href='%23petal' transform='rotate(0)'/%3E%3Cuse href='%23petal' transform='rotate(72)'/%3E%3Cuse href='%23petal' transform='rotate(144)'/%3E%3Cuse href='%23petal' transform='rotate(216)'/%3E%3Cuse href='%23petal' transform='rotate(288)'/%3E%3Cuse href='%23stamen' transform='rotate(0)'/%3E%3Cuse href='%23stamen' transform='rotate(36)'/%3E%3Cuse href='%23stamen' transform='rotate(72)'/%3E%3Cuse href='%23stamen' transform='rotate(108)'/%3E%3Cuse href='%23stamen' transform='rotate(144)'/%3E%3Cuse href='%23stamen' transform='rotate(180)'/%3E%3Cuse href='%23stamen' transform='rotate(216)'/%3E%3Cuse href='%23stamen' transform='rotate(252)'/%3E%3Cuse href='%23stamen' transform='rotate(288)'/%3E%3Cuse href='%23stamen' transform='rotate(324)'/%3E%3Ccircle cx='0' cy='0' r='3' fill='%23e11d48'/%3E%3C/g%3E%3C/defs%3E%3Cpath d='M50,0 C80,100 20,200 50,300' fill='none' stroke='%23166534' stroke-width='4' filter='url(%23dropShadow)'/%3E%3Cuse href='%23leaf' transform='translate(60, 50) rotate(45)'/%3E%3Cuse href='%23leaf' transform='translate(40, 120) rotate(160)'/%3E%3Cuse href='%23leaf' transform='translate(65, 200) rotate(20)'/%3E%3Cuse href='%23leaf' transform='translate(45, 270) rotate(150)'/%3E%3Cuse href='%23flower' transform='translate(50, 80) scale(1)'/%3E%3Cuse href='%23flower' transform='translate(30, 180) scale(1.3)'/%3E%3Cuse href='%23flower' transform='translate(60, 250) scale(0.9)'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center calc(100% - 100px);
  background-size: 80px 250px;
}

body.blossom-theme .top {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 600 72'%3E%3Cdefs%3E%3Cfilter id='dropShadow'%3E%3CfeDropShadow dx='1' dy='2' stdDeviation='2' flood-opacity='0.3'/%3E%3C/filter%3E%3CradialGradient id='peachGrad' cx='50%25' cy='100%25' r='100%25'%3E%3Cstop offset='0%25' stop-color='%23f43f5e'/%3E%3Cstop offset='100%25' stop-color='%23fbcfe8'/%3E%3C/radialGradient%3E%3Cpath id='leaf' d='M0,0 C15,-15 30,-5 35,0 C30,5 15,15 0,0' fill='%2315803d'/%3E%3Cpath id='petal' d='M0,0 C-10,-12 -12,-22 0,-25 C12,-22 10,-12 0,0' fill='url(%23peachGrad)'/%3E%3Cg id='stamen'%3E%3Cline x1='0' y1='0' x2='0' y2='-10' stroke='%23be123c' stroke-width='0.5'/%3E%3Ccircle cx='0' cy='-10' r='1.5' fill='%23fbbf24'/%3E%3C/g%3E%3Cg id='flower' filter='url(%23dropShadow)'%3E%3Cuse href='%23petal' transform='rotate(0)'/%3E%3Cuse href='%23petal' transform='rotate(72)'/%3E%3Cuse href='%23petal' transform='rotate(144)'/%3E%3Cuse href='%23petal' transform='rotate(216)'/%3E%3Cuse href='%23petal' transform='rotate(288)'/%3E%3Cuse href='%23stamen' transform='rotate(0)'/%3E%3Cuse href='%23stamen' transform='rotate(36)'/%3E%3Cuse href='%23stamen' transform='rotate(72)'/%3E%3Cuse href='%23stamen' transform='rotate(108)'/%3E%3Cuse href='%23stamen' transform='rotate(144)'/%3E%3Cuse href='%23stamen' transform='rotate(180)'/%3E%3Cuse href='%23stamen' transform='rotate(216)'/%3E%3Cuse href='%23stamen' transform='rotate(252)'/%3E%3Cuse href='%23stamen' transform='rotate(288)'/%3E%3Cuse href='%23stamen' transform='rotate(324)'/%3E%3Ccircle cx='0' cy='0' r='3' fill='%23e11d48'/%3E%3C/g%3E%3C/defs%3E%3Cpath d='M0,36 C150,80 450,-10 600,36' fill='none' stroke='%23166534' stroke-width='4' filter='url(%23dropShadow)'/%3E%3Cuse href='%23leaf' transform='translate(80, 48) rotate(120)'/%3E%3Cuse href='%23leaf' transform='translate(200, 25) rotate(-30)'/%3E%3Cuse href='%23leaf' transform='translate(350, 50) rotate(140)'/%3E%3Cuse href='%23leaf' transform='translate(500, 20) rotate(-10)'/%3E%3Cuse href='%23flower' transform='translate(120, 30) scale(1.2)'/%3E%3Cuse href='%23flower' transform='translate(280, 45) scale(0.9)'/%3E%3Cuse href='%23flower' transform='translate(450, 25) scale(1.1)'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 40px center;
  background-size: 500px 60px;
}

body.sky-theme {
  background-color: #3b82f6;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1000 1000' preserveAspectRatio='xMidYMid slice'%3E%3Cdefs%3E%3ClinearGradient id='skyGrad' x1='0' y1='0' x2='0' y2='1000' gradientUnits='userSpaceOnUse'%3E%3Cstop offset='0%25' stop-color='%233b82f6'/%3E%3Cstop offset='60%25' stop-color='%2360a5fa'/%3E%3Cstop offset='100%25' stop-color='%23bfdbfe'/%3E%3C/linearGradient%3E%3Cfilter id='cloudBlur'%3E%3CfeGaussianBlur stdDeviation='30'/%3E%3C/filter%3E%3C/defs%3E%3Crect width='1000' height='1000' fill='url(%23skyGrad)'/%3E%3Cg filter='url(%23cloudBlur)' fill='%23ffffff' opacity='0.9'%3E%3Ccircle cx='100' cy='150' r='100'/%3E%3Ccircle cx='250' cy='180' r='80'/%3E%3Ccircle cx='50' cy='200' r='70'/%3E%3Ccircle cx='850' cy='400' r='150'/%3E%3Ccircle cx='950' cy='450' r='100'/%3E%3Ccircle cx='700' cy='420' r='90'/%3E%3Ccircle cx='400' cy='850' r='200'/%3E%3Ccircle cx='600' cy='900' r='150'/%3E%3C/g%3E%3Cg fill='none' stroke='%231e3a8a' stroke-width='4' opacity='0.4'%3E%3Cpath d='M 150 100 Q 170 60 190 100 Q 210 60 230 100'/%3E%3Cpath d='M 350 200 Q 360 180 370 200 Q 380 180 390 200'/%3E%3C/g%3E%3C/svg%3E");
  background-size: cover;
  background-attachment: fixed;
  --bg: #ffffff;
  --nav: rgba(224, 242, 254, 0.65);
  --top: rgba(255, 255, 255, 0.85);
  --panel: #ffffff;
  --panel-hover: #f0f9ff;
  --line: #bae6fd;
  --text: #0c4a6e;
  --muted: #0284c7;
  --accent: #0284c7;
  --accent-hover: #0369a1;
  --accent-bg: rgba(2, 132, 199, 0.08);
  --warn: #d97706;
  --red: #dc2626;
  --green: #16a34a;
  --shadow: 0 10px 40px rgba(2, 132, 199, 0.08);
}

/* Theme Menu Dropdown */
.theme-menu-options {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 16px;
  width: 140px;
  background: var(--nav);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
  z-index: 100;
  overflow: hidden;
}
body.cloud-theme .theme-menu-options, body.blossom-theme .theme-menu-options, body.sky-theme .theme-menu-options { box-shadow: 0 15px 40px rgba(0,0,0,0.1); }
.theme-menu-options.hidden { display: none; }
.theme-option {
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
  display: block;
}
.theme-option:last-child { border-bottom: none; }
.theme-option:hover { background: var(--panel); padding-left: 20px; }
.theme-option.active { background: var(--accent-bg); border-left: 3px solid var(--accent); padding-left: 17px; }
.theme-option strong { font-size: 13px; font-weight: 600; }
.theme-toggle span { font-size: 18px; }

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  letter-spacing: 0.3px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.4s ease, color 0.4s ease;
}

/* Scrollbars */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* Layout Grid */
.shell {
  display: grid;
  height: 100vh;
  grid-template-columns: 110px 1fr;
  grid-template-rows: 72px 1fr;
  transition: var(--transition);
}
.shell.nav-collapsed { grid-template-columns: 42px 1fr; }
.shell.nav-collapsed .nav { padding: 0; align-items: stretch; }
.shell.nav-collapsed .nav .logo,
.shell.nav-collapsed .nav button[data-page],
.shell.nav-collapsed .theme-menu { display: none; }
.shell.nav-collapsed .nav-rail { display: flex; align-items: center; justify-content: center; height: 100%; width: 42px; }

.nav {
  grid-column: 1;
  grid-row: 1 / 3;
  background: var(--nav);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 24px 16px;
  gap: 16px;
  z-index: 10;
  transition: var(--transition);
}

.top {
  grid-column: 2;
  grid-row: 1;
  background: var(--top);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 36px;
  z-index: 5;
  transition: var(--transition);
}

.page {
  grid-column: 2;
  grid-row: 2;
  display: none;
  overflow: hidden;
}
.page.active { display: block; }

/* Nav Bar */
.logo {
  height: 52px;
  width: 52px;
  margin: 0 auto 12px auto;
  background: var(--accent);
  color: #fff;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 800;
  box-shadow: 0 6px 16px rgba(34, 211, 238, 0.35);
  transition: var(--transition);
}
body.cloud-theme .logo { box-shadow: 0 6px 16px rgba(2, 132, 199, 0.2); }

.nav button {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 14px 0;
  border-radius: 12px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.nav button:hover { background: var(--panel-hover); color: var(--text); transform: translateY(-1px); }
.nav button.active { background: var(--accent-bg); color: var(--accent); font-weight: 600; }
.nav button span { font-size: 22px; }
.nav button small { font-size: 11px; opacity: 0.9; letter-spacing: 0.5px; }
.theme-menu { margin-top: auto; position: relative; width: 100%; }
.theme-toggle { width: 100%; margin-top: 0; border: 1px solid var(--line) !important; }

/* Header */
.title { display: flex; align-items: center; gap: 16px; }
.title h1 { font-size: 20px; font-weight: 600; margin: 0; letter-spacing: 0.5px; }
.tag {
  background: var(--line);
  color: var(--text);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.account { font-size: 14px; color: var(--muted); display: flex; align-items: center; gap: 16px; }
.account b { color: var(--text); font-weight: 600; }
.top-action {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: var(--transition);
}
.top-action:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-bg); }
.top-action.active { border-color: var(--accent); color: var(--accent); background: var(--accent-bg); }
.avatar-btn {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--accent-bg);
  color: var(--accent);
  cursor: pointer;
  font-weight: 800;
}
.avatar-btn:hover { border-color: var(--accent); background: var(--panel-hover); }
.modal {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
}
.modal-card {
  width: min(440px, calc(100vw - 32px));
  display: grid;
  gap: 14px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--nav);
  box-shadow: var(--shadow);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.modal-head strong { font-size: 20px; color: var(--text); }
.modal label { color: var(--muted); font-size: 13px; font-weight: 700; }

/* Workbench */
.workbench {
  display: grid;
  grid-template-columns: var(--source-pane-width) 8px var(--output-pane-width) 8px var(--control-pane-width);
  height: 100%;
  min-height: 0;
  gap: 0;
  background: var(--line);
  overflow: hidden;
}
.workbench > * { background: var(--bg); min-width: 0; }
.col { display: flex; flex-direction: column; position: relative; min-height: 0; overflow: hidden; }
.right { display: flex; flex-direction: column; min-height: 0; overflow: hidden; background: var(--nav); border-left: 1px solid var(--line); }

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  padding: 14px var(--spacing);
  border-bottom: 1px solid var(--line);
  font-weight: 600;
  font-size: 16px;
  background: var(--nav);
  flex-shrink: 0;
  letter-spacing: 0.5px;
}
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: nowrap; justify-content: flex-end; }
.toolbar.left { justify-content: flex-start; margin-top: 16px; }
.source-bar .tag { white-space: nowrap; }

/* Controls */
.btn {
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.5px;
}
.btn.primary { background: var(--accent); color: #fff; box-shadow: 0 4px 12px var(--accent-bg); }
.btn.primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 6px 16px var(--accent-bg); }
.btn.secondary { background: var(--panel); color: var(--text); border-color: var(--line); }
.btn.secondary:hover { background: var(--panel-hover); border-color: var(--muted); }
.btn.danger { background: var(--red); color: #fff; border-color: var(--red); }
.btn.danger:hover { filter: brightness(1.05); transform: translateY(-2px); }
.btn.big { padding: 14px 28px; font-size: 16px; width: 100%; }
.btn.full { width: 100%; margin-bottom: 10px; }
.btn:disabled, .btn.loading { opacity: 0.58; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* Input / Output Areas */
.pane-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.input-area, .output-scroll {
  flex: 1;
  min-height: 0;
  border: none;
  background: transparent;
  color: var(--text);
  padding: 32px;
  font-size: 16px;
  line-height: 2;
  resize: none;
  outline: none;
  overflow-y: auto;
}
.output-scroll {
  white-space: pre-wrap;
  word-break: break-word;
}
#source-text.input-area { padding: 32px; }
.input-area::placeholder { color: var(--muted); font-weight: 300; }
.output-scroll.placeholder { color: var(--muted); font-weight: 300; }

/* Right Control Panel */
.side-scroll { padding: 32px var(--spacing); overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: 32px; }
.panel h2 { font-size: 14px; color: var(--muted); margin-bottom: 16px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
.helper-text { display: block; color: var(--muted); font-size: 12px; line-height: 1.6; margin-top: 10px; }
.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}
.segmented-control button {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}
.segmented-control button.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-bg);
}

/* Fields */
.field {
  width: 100%;
  padding: 14px 18px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 15px;
  transition: var(--transition);
  outline: none;
  line-height: 1.6;
}
.field:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-bg); background: var(--bg); }
.field.large, .large { min-height: 120px; resize: vertical; }
.field.compact { max-width: 240px; }

/* Option Cards */
.prompt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.prompt-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text);
}
.prompt-card:hover { border-color: var(--muted); transform: translateY(-3px); box-shadow: var(--shadow); }
.prompt-card.active { border-color: var(--accent); background: var(--accent-bg); }
.prompt-card strong { display: block; font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.prompt-card span { display: block; font-size: 13px; color: var(--muted); line-height: 1.5; }

/* Skills Checkboxes */
.skill-list { display: flex; flex-direction: column; gap: 16px; }
.skill-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}
.skill-item:hover { background: var(--panel-hover); border-color: var(--muted); transform: translateX(2px); }
.skill-item input { margin-top: 5px; accent-color: var(--accent); width: 18px; height: 18px; cursor: pointer; }
.skill-item div { display: flex; flex-direction: column; }
.skill-item strong { font-size: 15px; font-weight: 600; color: var(--text); }
.skill-item span { font-size: 13px; color: var(--muted); margin-top: 6px; line-height: 1.5; }

/* Log/View Elements */
.process-log, .workflow-view, .plan-empty, .stage-graph, .chipline, .hit-list, .report-list, .check-list {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  font-size: 14px;
  color: var(--muted);
  min-height: 80px;
  line-height: 1.6;
}
.chip { display: inline-flex; align-items: center; min-height: 30px; padding: 6px 14px; background: var(--line); border: 1px solid transparent; border-radius: 20px; color: var(--text); font-size: 13px; margin: 4px; font-weight: 500; }
.chip.active { background: var(--accent-bg); color: var(--accent); border-color: var(--accent); }
.chip.done { border-color: var(--green); color: var(--green); }
.chip.failed { border-color: var(--red); color: var(--red); }
.chip.warn, .process-row.warn, .report-row.warn, .hit-item.warn, .check-item.warn { border-color: var(--warn); color: var(--warn); }
.field-hint { margin: 10px 18px 16px; padding: 10px 12px; border: 1px solid var(--warn); border-radius: 10px; color: var(--warn); background: color-mix(in srgb, var(--warn) 10%, transparent); font-size: 13px; }
.tag.warn { border-color: var(--warn); color: var(--warn); background: color-mix(in srgb, var(--warn) 12%, transparent); }
.protection-chip { display: inline-flex; align-items: center; min-height: 28px; padding: 5px 10px; margin: 3px; border-radius: 999px; background: color-mix(in srgb, var(--line) 72%, transparent); color: var(--text); font-size: 12px; line-height: 1.4; }
.protection-chip.warn { border: 1px solid var(--warn); color: var(--warn); background: color-mix(in srgb, var(--warn) 12%, transparent); }
.compact-chipline { display: flex; flex-wrap: wrap; gap: 2px; margin-top: 8px; }
.action-panel { display: grid; gap: 10px; }
.advanced-panel summary { cursor: pointer; color: var(--text); font-weight: 700; margin-bottom: 10px; }
.advanced-content { display: grid; gap: 10px; padding-top: 10px; }
.auth-tabs { margin-bottom: 16px; }
.muted-text { color: var(--muted); }

/* Notice */
.notice {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 14px 32px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 600;
  box-shadow: var(--shadow);
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  letter-spacing: 0.5px;
}
.notice.hidden, .hidden { opacity: 0; transform: translate(-50%, 30px); pointer-events: none; display: none; }
.site-footer {
  position: fixed;
  right: 18px;
  bottom: 10px;
  z-index: 20;
  font-size: 12px;
  color: var(--muted);
}
.site-footer a { color: inherit; text-decoration: none; }
.site-footer a:hover { color: var(--accent); }

/* General Layout for sub-pages */
.content-page { padding: 48px; height: 100%; overflow-y: auto; }
.content-inner { max-width: 1400px; margin: 0 auto; display: flex; flex-direction: column; gap: 32px; }
.form-card { background: var(--nav); border: 1px solid var(--line); border-radius: 20px; padding: 32px; box-shadow: var(--shadow); transition: var(--transition); }
.form-card:hover { box-shadow: 0 15px 50px rgba(0,0,0,0.4); }
body.cloud-theme .form-card:hover { box-shadow: 0 15px 50px rgba(0,0,0,0.08); }
.form-card h2 { margin-bottom: 24px; font-size: 20px; font-weight: 700; color: var(--text); border-bottom: 1px solid var(--line); padding-bottom: 16px; letter-spacing: 0.5px; }
.form-card p { font-size: 15px; color: var(--muted); line-height: 1.8; margin-bottom: 16px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.resource-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(420px, 1.2fr);
  gap: 24px;
  align-items: start;
}
.resource-panel,
.resource-editor {
  min-width: 0;
}
.resource-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-bottom: 12px;
}
.resource-list {
  display: grid;
  gap: 10px;
  max-height: 62vh;
  overflow: auto;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}
.profile-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.data-table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}
.data-table th, .data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
  font-size: 13px;
}
.data-table th {
  color: var(--muted);
  background: var(--nav);
  font-weight: 700;
}
.data-table td strong {
  display: block;
  color: var(--text);
  font-size: 14px;
}
.data-table td small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  margin-top: 2px;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: var(--nav);
  font-size: 12px;
}
.status-pill.ok { border-color: var(--green); color: var(--green); }
.status-pill.warn { border-color: var(--warn); color: var(--warn); }
.admin-filter-bar {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 180px auto auto;
  gap: 12px;
  align-items: center;
  margin: 0 0 18px;
}
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.kpi-card {
  min-height: 78px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}
.kpi-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}
.kpi-card strong {
  display: block;
  color: var(--text);
  font-size: 22px;
  line-height: 1.2;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 18px 0;
}
.dashboard-panel {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  padding: 18px;
}
.dashboard-panel h3 {
  margin: 0 0 14px;
  color: var(--text);
  font-size: 16px;
  letter-spacing: 0.4px;
}
.dashboard-kpis .kpi-card {
  background: radial-gradient(circle at top left, rgba(102, 217, 239, 0.14), var(--panel) 58%);
}
@media (max-width: 900px) {
  .dashboard-grid { grid-template-columns: 1fr; }
}

.compact-btn {
  min-height: 30px;
  padding: 5px 10px;
  border-radius: 7px;
  font-size: 12px;
}
.table-actions {
  display: flex;
  gap: 8px;
  flex-wrap: nowrap;
}
.admin-user-actionbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 14px 0;
}
.user-select-cell { width: 42px; text-align: center; }
.user-select-cell input { width: 16px; height: 16px; accent-color: var(--accent); }
.user-editor-card { width: min(520px, calc(100vw - 32px)); }
.admin-user-rank-panel {
  margin: 14px 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 96%, transparent);
}
.admin-user-rank-chart {
  min-height: 320px;
  display: grid;
  align-items: stretch;
}
.admin-user-rank-chart .admin-svg-chart {
  width: 100%;
  height: 320px;
  max-height: none;
}
.pagination-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}
.detail-panel {
  margin-top: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
}
.detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}
.detail-head strong {
  display: block;
  color: var(--text);
  font-size: 18px;
}
.detail-head span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-top: 3px;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.detail-panel h3 {
  margin: 16px 0 10px;
  color: var(--text);
  font-size: 15px;
}
.compact-list {
  display: grid;
  gap: 8px;
}
.compact-row {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--nav);
}
.compact-row strong {
  display: block;
  color: var(--text);
  font-size: 13px;
}
.compact-row span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
}
.debug-details,
.text-details {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}
.debug-details summary,
.text-details summary {
  cursor: pointer;
  color: var(--muted);
}
.debug-details code {
  display: inline-block;
  margin: 6px 8px 0 0;
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  background: var(--nav);
  font-size: 11px;
  word-break: break-all;
}
.text-details p {
  margin: 8px 0 0;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--nav);
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}

/* Responsive / Rails */
.splitter {
  background: var(--line);
  cursor: col-resize;
  position: relative;
  z-index: 2;
  transition: background 0.2s ease;
}
.splitter::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 56px;
  border-radius: 4px;
  background: var(--muted);
  opacity: 0.35;
  transform: translate(-50%, -50%);
}
.splitter:hover, .splitter.dragging { background: var(--accent-bg); }
.splitter:hover::after, .splitter.dragging::after { background: var(--accent); opacity: 1; }
.nav-rail, .pane-rail, .control-rail {
  display: none;
  writing-mode: vertical-rl;
  letter-spacing: 2px;
  border: none;
  border-right: 1px solid var(--line);
  background: var(--nav);
  color: var(--accent);
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  transition: var(--transition);
}
.nav-rail:hover, .pane-rail:hover, .control-rail:hover { background: var(--accent-bg); color: var(--text); }
.control-rail { border-right: none; border-left: 1px solid var(--line); }
.workbench.source-collapsed { grid-template-columns: 42px 0 minmax(360px, 1fr) 8px var(--control-pane-width); }
.workbench.source-collapsed #source-pane .pane-content { display: none; }
.workbench.source-collapsed #source-pane .pane-rail { display: flex; align-items: center; justify-content: center; height: 100%; width: 42px; }
.workbench.source-collapsed .splitter[data-resize="source"] { display: none; }
.workbench.control-collapsed { grid-template-columns: var(--source-pane-width) 8px minmax(360px, 1fr) 0 42px; }
.workbench.control-collapsed #control-pane .control-bar,
.workbench.control-collapsed #control-pane .side-scroll { display: none; }
.workbench.control-collapsed #control-pane .control-rail { display: flex; align-items: center; justify-content: center; height: 100%; width: 42px; margin-left: auto; }
.workbench.control-collapsed .splitter[data-resize="control"] { display: none; }
.workbench.source-collapsed.control-collapsed { grid-template-columns: 42px 0 minmax(360px, 1fr) 0 42px; }
body.resizing-pane { cursor: col-resize; user-select: none; }
@media (max-width: 1400px) {
  :root { --control-pane-width: 360px; }
  .workbench { grid-template-columns: minmax(260px, 0.8fr) 8px minmax(340px, 1.2fr) 8px var(--control-pane-width); }
}
@media (max-width: 1100px) {
  .workbench { grid-template-columns: minmax(320px, 1fr) 8px var(--control-pane-width); }
  #source-pane, .splitter[data-resize="source"] { display: none; }
  .workbench #output-pane { grid-column: 1; }
  .workbench .splitter[data-resize="control"] { grid-column: 2; }
  .workbench #control-pane { grid-column: 3; }
  .workbench.source-collapsed { grid-template-columns: minmax(320px, 1fr) 8px var(--control-pane-width); }
}
@media (max-width: 900px) {
  .shell { grid-template-columns: 80px 1fr; }
  .workbench {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
  }
  .workbench .splitter { display: none; }
  #source-pane, #output-pane, .right {
    display: flex;
    min-height: 420px;
  }
  .right { min-height: auto; }
  .grid2 { grid-template-columns: 1fr; }
  .resource-layout { grid-template-columns: 1fr; }
  .admin-filter-bar { grid-template-columns: 1fr; }
  .kpi-grid, .detail-grid, .profile-grid { grid-template-columns: 1fr 1fr; }
}

/* Model Menu */
.model-menu { position: relative; }
.model-menu-trigger {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 16px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
}
.model-menu-trigger:hover { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }
.model-menu-trigger strong { font-size: 15px; margin-bottom: 6px; font-weight: 600; }
.model-menu-trigger span { font-size: 13px; color: var(--muted); }
.model-menu-options {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 100%;
  background: var(--nav);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.5);
  z-index: 100;
  overflow: hidden;
}
body.cloud-theme .model-menu-options { box-shadow: 0 15px 40px rgba(0,0,0,0.1); }
.model-menu-options.hidden { display: none; }
.model-option {
  width: 100%;
  text-align: left;
  padding: 14px 20px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.model-option:last-child { border-bottom: none; }
.model-option:hover { background: var(--panel); padding-left: 24px; }
.model-option.active { background: var(--accent-bg); border-left: 3px solid var(--accent); padding-left: 21px; }
.model-option.locked { opacity: 0.45; cursor: not-allowed; filter: grayscale(1); }
.model-option.locked:hover { background: transparent; padding-left: 20px; }
.model-option strong { font-size: 14px; margin-bottom: 6px; font-weight: 600; }
.model-option span { font-size: 12px; color: var(--muted); line-height: 1.4; }
.lock-icon { float: right; margin-left: 8px; font-size: 12px; opacity: 0.85; }

/* Existing app component compatibility */
.editor-scroll { flex: 1; overflow: auto; padding: 18px; font-size: 15px; line-height: 1.9; }
.model-card, .stage-card, .workflow-node, .hit-item, .check-item, .process-row, .plan-step, .folder, .explorer-row, .article-card, .report-row {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
}
.model-card { display: block; width: 100%; padding: 14px; margin-bottom: 8px; text-align: left; cursor: pointer; }
.model-card.active, .stage-card.active, .workflow-node.active, .process-row.active { border-color: var(--accent); background: var(--accent-bg); }
.model-card strong, .stage-card strong, .workflow-node strong, .hit-item strong, .check-item strong, .process-row strong, .report-row strong { display: block; color: var(--text); }
.model-card span, .stage-card span, .workflow-node span, .hit-item span, .check-item span, .process-row span, .report-row span { display: block; color: var(--muted); font-size: 12px; font-style: normal; }
.plan-list, .hit-list, .check-list, .process-log, .report-list, .workflow-view { display: grid; gap: 10px; }
.plan-step, .stage-card, .workflow-node, .hit-item, .check-item, .process-row, .report-row { padding: 12px; line-height: 1.6; }
.progress-bar { display: block; height: 6px; margin-top: 10px; overflow: hidden; border-radius: 999px; background: color-mix(in srgb, var(--line) 70%, transparent); }
.progress-bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--green)); transition: width 0.3s ease; }
.stage-graph { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stage-card.done, .workflow-node.done, .process-row.done { border-color: var(--green); }
.stage-card.warn, .workflow-node.warn, .process-row.warn { border-color: var(--warn); background: color-mix(in srgb, var(--warn) 12%, var(--panel)); }
.stage-card.failed, .workflow-node.failed, .process-row.failed { border-color: var(--red); }
.check-item.warn, .report-row.warn { border-color: var(--warn); }
.folder { overflow: hidden; margin-top: 10px; }
.folder-head { min-height: 44px; display: flex; align-items: center; justify-content: space-between; padding: 0 12px; background: var(--nav); }
.folder-head span { color: var(--muted); font-size: 12px; }
.explorer-bar, .explorer-row { display: grid; grid-template-columns: 1.5fr .8fr .6fr .5fr; gap: 10px; }
.explorer-bar { border-bottom: 1px solid var(--line); padding: 10px 12px; color: var(--muted); font-size: 12px; }
.explorer-row { align-items: center; padding: 10px 12px; margin: 8px 10px; cursor: pointer; }
.explorer-row span { color: var(--muted); font-size: 12px; }
.article-card { padding: 12px; white-space: pre-wrap; max-height: 360px; overflow: auto; }

@media (max-width: 780px) {
  .stage-graph { grid-template-columns: 1fr; }
}

/* Mobile browser: Chinese reading/operation habits */
@media (max-width: 640px) {
  :root {
    --spacing: 16px;
    --border-radius: 12px;
  }

  body {
    min-width: 0;
    overflow-x: hidden;
    line-height: 1.75;
    -webkit-text-size-adjust: 100%;
  }

  .shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    height: auto;
    padding-bottom: calc(66px + env(safe-area-inset-bottom));
  }

  .nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    z-index: 800;
    height: calc(66px + env(safe-area-inset-bottom));
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    border-right: none;
    border-top: 1px solid var(--line);
    background: color-mix(in srgb, var(--nav) 94%, transparent);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }

  .nav .logo,
  .nav .theme-menu {
    display: none;
  }

  .nav button {
    min-height: 52px;
    padding: 5px 2px;
    border-radius: 12px;
    gap: 2px;
    justify-content: center;
    touch-action: manipulation;
  }

  .nav button span {
    font-size: 20px;
    line-height: 1;
  }

  .nav button small {
    font-size: 11px;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .top {
    position: sticky;
    top: 0;
    z-index: 700;
    min-height: auto;
    padding: 10px 14px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    align-items: start;
  }

  .title {
    gap: 8px;
    flex-wrap: wrap;
  }

  .title h1 {
    width: 100%;
    font-size: 17px;
    line-height: 1.35;
  }

  .title .tag {
    display: none;
  }

  .title .tag:first-of-type {
    display: inline-flex;
  }

  .account {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
  }

  .account span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .top-action,
  .btn {
    min-height: 42px;
    padding: 9px 14px;
    font-size: 14px;
    touch-action: manipulation;
  }

  .page {
    display: none;
    overflow: visible;
  }

  .page.active {
    display: block;
  }

  .workbench {
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 0;
    overflow: visible;
    background: var(--bg);
    gap: 10px;
    padding: 10px;
  }

  .workbench > * {
    background: var(--bg);
  }

  .workbench .splitter {
    display: none;
  }

  #source-pane,
  #output-pane,
  .right {
    display: flex;
    min-height: auto;
    overflow: visible;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--nav);
  }

  #source-pane {
    min-height: 42vh;
  }

  #output-pane {
    min-height: 38vh;
  }

  .right {
    min-height: auto;
  }

  .bar {
    min-height: auto;
    padding: 12px 14px;
    gap: 10px;
    align-items: flex-start;
    flex-wrap: wrap;
    font-size: 15px;
    border-radius: 16px 16px 0 0;
  }

  .toolbar {
    width: 100%;
    justify-content: flex-start;
    gap: 8px;
    flex-wrap: wrap;
  }

  .source-bar .tag {
    display: none;
  }

  .input-area,
  .output-scroll,
  #source-text.input-area,
  .editor-scroll {
    min-height: 240px;
    max-height: none;
    padding: 16px;
    font-size: 16px;
    line-height: 1.9;
  }

  .output-scroll {
    min-height: 220px;
  }

  .side-scroll {
    padding: 14px;
    gap: 16px;
    overflow: visible;
  }

  .panel h2 {
    margin-bottom: 10px;
    font-size: 13px;
  }

  .segmented-control {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .segmented-control button {
    min-height: 42px;
    font-size: 13px;
  }

  .field {
    min-height: 42px;
    padding: 12px 14px;
    font-size: 16px;
  }

  .field.large,
  .large {
    min-height: 108px;
  }

  .field-hint {
    margin: 8px 14px 12px;
  }

  .process-log,
  .workflow-view,
  .report-list,
  .check-list,
  .hit-list,
  .chipline,
  .plan-empty {
    padding: 14px;
    min-height: 64px;
  }

  .workflow-node,
  .process-row,
  .report-row,
  .report-item,
  .compact-row {
    padding: 12px;
  }

  .content-page {
    height: auto;
    min-height: calc(100vh - 142px);
    overflow: visible;
    padding: 12px 10px;
  }

  .content-inner {
    gap: 14px;
  }

  .form-card {
    padding: 16px;
    border-radius: 16px;
  }

  .form-card h2 {
    margin-bottom: 14px;
    padding-bottom: 10px;
    font-size: 18px;
  }

  .grid2,
  .resource-layout,
  .admin-filter-bar,
  .detail-grid,
  .profile-grid,
  .kpi-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .resource-toolbar {
    grid-template-columns: 1fr;
  }

  .resource-list {
    max-height: none;
    padding: 10px;
  }

  .data-table-wrap {
    border-radius: 12px;
  }

  .data-table {
    min-width: 720px;
  }

  .modal {
    align-items: flex-end;
    padding: 0;
  }

  .modal-card {
    width: 100%;
    max-height: 92vh;
    overflow: auto;
    padding: 18px 16px calc(18px + env(safe-area-inset-bottom));
    border-radius: 22px 22px 0 0;
  }

  .notice {
    left: 12px;
    right: 12px;
    bottom: calc(78px + env(safe-area-inset-bottom));
    transform: none;
    text-align: center;
    padding: 12px 16px;
    border-radius: 16px;
  }

  .notice.hidden {
    transform: translateY(20px);
  }
}

@media (max-width: 380px) {
  .title h1 {
    font-size: 16px;
  }

  .nav button small {
    font-size: 10px;
  }

  .segmented-control {
    grid-template-columns: 1fr;
  }

  .input-area,
  .output-scroll,
  #source-text.input-area,
  .editor-scroll {
    min-height: 210px;
  }
}


/* Knowledge base full-screen explorer */
.page.kb-page {
  grid-row: 1 / 3;
  position: relative;
  z-index: 6;
  background: var(--bg);
}
.page.kb-page.active { display: block; }
.kb-shell-page {
  height: 100vh;
  width: 100%;
  display: grid;
  grid-template-rows: 64px minmax(0, 1fr);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--nav) 92%, transparent), color-mix(in srgb, var(--panel) 78%, transparent)),
    radial-gradient(circle at 88% 14%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 28%);
}
.kb-page-menubar {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(170px, 240px) minmax(180px, 1fr) minmax(180px, 260px) auto;
  gap: 14px;
  align-items: center;
  padding: 10px 18px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--nav) 94%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.kb-menu-brand { min-width: 0; display: grid; line-height: 1.25; }
.kb-menu-brand strong { color: var(--text); font-size: 16px; letter-spacing: 0.08em; }
.kb-menu-brand small { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kb-menu-title {
  min-width: 0;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  color: var(--text);
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 800;
}
.kb-menu-title[readonly] { color: var(--muted); }
.kb-menu-search { min-width: 0; height: 42px; }
.kb-menu-actions { min-width: max-content; justify-content: flex-end; }
.kb-fill-workspace {
  min-height: 0;
  height: 100%;
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 0;
}
.kb-file-pane, .kb-editor-pane { min-height: 0; background: var(--panel); }
.kb-file-pane {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: color-mix(in srgb, var(--nav) 84%, var(--panel));
}
.kb-search-row { padding: 12px; border-bottom: 1px solid var(--line); }
.kb-file-list { flex: 1; overflow: auto; padding: 10px 8px; display: grid; align-content: start; gap: 4px; }
.kb-file-row {
  width: 100%;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  padding: 10px 11px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}
.kb-file-row:hover { background: var(--panel-hover); transform: translateX(2px); }
.kb-file-row.active { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); background: var(--accent-bg); }
.kb-file-icon { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 8px; background: color-mix(in srgb, var(--accent) 16%, transparent); }
.kb-file-main { min-width: 0; }
.kb-file-main strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 14px; color: var(--text); }
.kb-editor-pane { display: flex; min-width: 0; overflow: hidden; }
.kb-text-only-pane { padding: 0; background: color-mix(in srgb, var(--panel) 94%, var(--bg)); }
.kb-document-editor {
  flex: 1;
  width: 100%;
  height: 100%;
  min-height: 0;
  border: none;
  border-radius: 0;
  resize: none;
  outline: none;
  background: transparent;
  color: var(--text);
  margin: 0;
  padding: clamp(22px, 3.4vw, 46px) clamp(26px, 4.8vw, 72px);
  font-size: 15px;
  line-height: 2.05;
  letter-spacing: 0.02em;
  white-space: pre-wrap;
  overflow: auto;
}
.article-preview-panel {
  margin: 18px 18px 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  overflow: hidden;
}
.article-preview-panel > summary {
  cursor: pointer;
  padding: 12px 18px;
  color: var(--text);
  font-weight: 800;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--nav) 86%, transparent);
}
.article-preview-body { max-height: 520px; overflow: auto; padding: 22px 30px; color: var(--text); font-size: 15px; line-height: 2.05; letter-spacing: 0.02em; }
.article-preview-body p { max-width: 78ch; margin: 0 auto 1.05em; text-indent: 2em; }
.article-preview-body p.muted-text { text-indent: 0; }
.kb-more-menu { position: relative; }
.kb-more-menu > summary { list-style: none; cursor: pointer; border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; background: var(--panel); color: var(--text); font-weight: 700; }
.kb-more-menu.compact > summary { padding: 7px 11px; font-size: 13px; }
.kb-more-menu > summary::-webkit-details-marker { display: none; }
.kb-more-panel { position: absolute; right: 0; top: calc(100% + 8px); width: min(340px, 72vw); max-height: min(52vh, 460px); overflow: auto; z-index: 90; padding: 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--nav); box-shadow: var(--shadow); display: grid; gap: 8px; }
.kb-more-panel label { color: var(--muted); font-size: 12px; font-weight: 700; }
.kb-more-panel .field { min-height: 72px; }
@media (max-width: 980px) {
  .kb-page-menubar { grid-template-columns: 1fr; height: auto; align-items: stretch; }
  .kb-shell-page { grid-template-rows: auto minmax(0, 1fr); }
  .kb-fill-workspace { grid-template-columns: 1fr; grid-template-rows: 220px minmax(0, 1fr); }
  .kb-file-pane { border-right: none; border-bottom: 1px solid var(--line); }
  .kb-menu-actions { min-width: 0; flex-wrap: wrap; justify-content: flex-start; }
}


/* Admin dashboard visual layout: full-width operations cockpit */
body.admin-page .content-page {
  padding: 20px 24px 28px;
}
body.admin-page .content-inner {
  width: 100%;
  max-width: none;
  margin: 0;
  gap: 22px;
}
body.admin-page .admin-view {
  width: 100%;
  min-width: 0;
}
body.admin-page #view-dashboard.admin-dashboard-card {
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}
body.admin-page #view-dashboard.admin-dashboard-card:hover {
  box-shadow: none;
}
.admin-dashboard-shell {
  width: 100%;
  max-width: none;
  display: grid;
  gap: 18px;
}
.dashboard-hero {
  position: relative;
  overflow: hidden;
  min-height: 168px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 22px;
  align-items: stretch;
  padding: 26px;
  border: 1px solid color-mix(in srgb, var(--accent) 34%, var(--line));
  border-radius: 26px;
  background:
    radial-gradient(circle at 14% 18%, color-mix(in srgb, var(--accent) 28%, transparent), transparent 34%),
    radial-gradient(circle at 88% 12%, rgba(74, 222, 128, 0.18), transparent 30%),
    linear-gradient(135deg, color-mix(in srgb, var(--nav) 88%, #020617), color-mix(in srgb, var(--panel) 82%, #020617));
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.24);
}
.dashboard-hero::after {
  content: "";
  position: absolute;
  inset: auto -8% -55% 38%;
  height: 180px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 18%, transparent), transparent);
  transform: rotate(-8deg);
  pointer-events: none;
}
.dashboard-hero-copy {
  position: relative;
  z-index: 1;
  display: grid;
  align-content: center;
  gap: 8px;
}
.dashboard-eyebrow {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  font-weight: 800;
}
.dashboard-hero h2 {
  margin: 0;
  border: none;
  padding: 0;
  color: var(--text);
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}
.dashboard-hero .muted-text {
  max-width: 760px;
  color: color-mix(in srgb, var(--text) 58%, var(--muted));
}
.dashboard-health {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-content: center;
}
.dashboard-health .report-item,
.dashboard-health-item {
  min-height: 70px;
  padding: 12px 14px;
  border-radius: 16px;
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
}
.dashboard-kpis {
  display: grid;
  grid-template-columns: repeat(5, minmax(160px, 1fr));
  gap: 14px;
  margin: 0;
}
.dashboard-kpi-card,
.dashboard-kpis .kpi-card {
  position: relative;
  overflow: hidden;
  min-height: 108px;
  padding: 18px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--panel) 96%, transparent), color-mix(in srgb, var(--accent) 7%, var(--panel))),
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 20%, transparent), transparent 40%);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.14);
}
.dashboard-kpi-card::after,
.dashboard-kpis .kpi-card::after {
  content: "";
  position: absolute;
  right: -24px;
  bottom: -24px;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}
.dashboard-kpi-card strong,
.dashboard-kpis .kpi-card strong {
  font-size: clamp(26px, 3vw, 38px);
  letter-spacing: -0.04em;
}
.dashboard-kpi-card em,
.dashboard-kpis .kpi-card em {
  position: relative;
  z-index: 1;
  display: inline-flex;
  margin-top: 8px;
  color: var(--accent);
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.dashboard-visual-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(220px, 1fr));
  gap: 16px;
  width: 100%;
}
.dashboard-lists-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  width: 100%;
}
.dashboard-panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  padding: 18px;
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.12);
}
.dashboard-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 14px;
}
.dashboard-panel-head h3,
.dashboard-panel h3 {
  margin: 0;
  color: var(--text);
  font-size: 16px;
  letter-spacing: 0.3px;
}
.dashboard-panel-head span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.dashboard-chart {
  min-height: 210px;
  display: grid;
  align-items: center;
}
.admin-svg-chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}
.chart-axis {
  stroke: color-mix(in srgb, var(--muted) 28%, transparent);
  stroke-width: 1;
}
.chart-bar {
  fill: url(#unused);
  fill: var(--accent);
  opacity: 0.88;
  filter: drop-shadow(0 8px 12px rgba(0, 0, 0, 0.16));
}
.chart-bar-row:nth-child(even) .chart-bar,
.admin-svg-chart g:nth-child(even) .chart-bar {
  fill: var(--green);
  opacity: 0.75;
}
.chart-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 10px 16px color-mix(in srgb, var(--accent) 32%, transparent));
}
.chart-dot {
  fill: var(--panel);
  stroke: var(--accent);
  stroke-width: 3;
}
.chart-label {
  fill: var(--muted);
  font-size: 11px;
  font-weight: 700;
}
.chart-value {
  fill: var(--text);
  font-size: 11px;
  font-weight: 800;
}
.chart-empty {
  min-height: 170px;
  display: grid;
  place-items: center;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 16px;
  background: color-mix(in srgb, var(--panel-hover) 50%, transparent);
}
.donut-wrap {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}
.donut-svg {
  width: 160px;
  height: 160px;
  transform: rotate(-90deg);
}
.donut-track {
  fill: none;
  stroke: color-mix(in srgb, var(--muted) 18%, transparent);
  stroke-width: 16;
}
.donut-meter {
  fill: none;
  stroke: var(--green);
  stroke-width: 16;
  stroke-linecap: round;
  filter: drop-shadow(0 0 12px color-mix(in srgb, var(--green) 36%, transparent));
}
.donut-score,
.donut-label {
  transform: rotate(90deg);
  transform-origin: 80px 80px;
  fill: var(--text);
  font-weight: 800;
}
.donut-score { font-size: 24px; }
.donut-label { font-size: 12px; fill: var(--muted); letter-spacing: 0.08em; }
.donut-meta {
  display: grid;
  gap: 8px;
}
.donut-meta span {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: var(--panel-hover);
  font-size: 12px;
  font-weight: 700;
}
.dashboard-metric-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.dashboard-list-item {
  border-radius: 14px;
}
@media (max-width: 1280px) {
  .dashboard-visual-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-kpis { grid-template-columns: repeat(3, minmax(160px, 1fr)); }
}
@media (max-width: 980px) {
  body.admin-page .content-page { padding: 14px; }
  .dashboard-hero,
  .dashboard-lists-grid,
  .dashboard-metric-list { grid-template-columns: 1fr; }
  .dashboard-health { grid-template-columns: 1fr; }
  .dashboard-visual-grid { grid-template-columns: 1fr; }
  .dashboard-kpis { grid-template-columns: repeat(2, minmax(140px, 1fr)); }
  .donut-wrap { grid-template-columns: 1fr; justify-items: center; }
}
@media (max-width: 640px) {
  .dashboard-kpis { grid-template-columns: 1fr; }
}


/* Admin knowledge-sample explorer/editor workflow */
body.admin-page #view-samples.admin-sample-card,
body.admin-page #view-review.admin-review-card {
  padding: 22px;
}
.admin-sample-workspace {
  grid-template-columns: 360px minmax(0, 1fr);
  min-height: calc(100vh - 150px);
}
.admin-sample-file-pane,
.admin-sample-editor-pane {
  background: color-mix(in srgb, var(--panel) 96%, transparent);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.12);
}
.admin-sample-head {
  padding: 16px;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 12px;
}
.admin-sample-head h2 {
  margin: 0;
  border: none;
  padding: 0;
  font-size: 22px;
}
.admin-sample-head .muted-text { margin: 0; }
.admin-sample-filters {
  padding: 14px;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 10px;
}
.compact-grid { gap: 10px; }
.admin-sample-list { min-height: 0; }
.admin-sample-row {
  min-height: 76px;
}
.admin-sample-row .kb-file-main em + em {
  margin-top: 2px;
  opacity: 0.86;
}
.sample-row-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.admin-sample-editor-pane {
  min-height: 0;
}
.admin-sample-editor-top {
  align-items: center;
  flex-wrap: wrap;
}
.admin-sample-toolbar {
  flex-wrap: wrap;
  justify-content: flex-end;
}
.admin-sample-source {
  min-height: 430px;
}
.admin-sample-main-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 14px;
  border-top: 1px solid var(--line);
}
.admin-sample-main-fields label {
  display: block;
  margin-bottom: 6px;
}
.admin-sample-more {
  position: relative;
  margin: 0 14px 14px;
}
.admin-sample-more > summary {
  width: fit-content;
}
.admin-sample-more-panel {
  position: static;
  width: 100%;
  max-height: none;
  margin-top: 10px;
  box-shadow: none;
  background: var(--panel);
}
.sample-editor-actionbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel-hover) 48%, transparent);
}
.sample-current-state {
  display: grid;
  gap: 2px;
}
.sample-current-state b { color: var(--text); }
.sample-current-state small { color: var(--muted); }
.admin-review-list {
  max-height: calc(100vh - 240px);
  min-height: 360px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
}
@media (max-width: 1100px) {
  .admin-sample-workspace { grid-template-columns: 1fr; }
  .admin-sample-main-fields { grid-template-columns: 1fr; }
  .sample-editor-actionbar { flex-direction: column; align-items: stretch; }
}


/* Admin all-section analytics: dense operations console */
body.admin-page .admin-analytics-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 14px;
}
body.admin-page .admin-analytics-grid:empty { display: none; }
body.admin-page .admin-metric-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 12px;
}
body.admin-page .admin-metric-card {
  position: relative;
  overflow: hidden;
  min-height: 86px;
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line));
  border-radius: 16px;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 13%, transparent), transparent 40%),
    linear-gradient(135deg, color-mix(in srgb, var(--panel) 96%, transparent), color-mix(in srgb, var(--nav) 82%, var(--panel)));
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.12);
}
body.admin-page .admin-metric-card::after {
  content: "";
  position: absolute;
  right: -22px;
  bottom: -22px;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 11%, transparent);
}
body.admin-page .admin-metric-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
body.admin-page .admin-metric-card strong {
  display: block;
  margin-top: 4px;
  color: var(--text);
  font-size: clamp(22px, 2vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
body.admin-page .admin-metric-card em {
  display: inline-flex;
  margin-top: 6px;
  color: var(--accent);
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
body.admin-page .admin-metric-card.ok { border-color: color-mix(in srgb, var(--green) 38%, var(--line)); }
body.admin-page .admin-metric-card.warn { border-color: color-mix(in srgb, var(--warn) 46%, var(--line)); }
body.admin-page .admin-metric-card.danger { border-color: color-mix(in srgb, var(--red) 46%, var(--line)); }
body.admin-page .admin-analytics-panel {
  grid-column: span 6;
  min-width: 0;
  min-height: 190px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 10%, transparent), transparent 38%),
    color-mix(in srgb, var(--panel) 95%, transparent);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.12);
}
body.admin-page .admin-analytics-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}
body.admin-page .admin-analytics-head h3 {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  letter-spacing: 0.02em;
}
body.admin-page .admin-analytics-head span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
body.admin-page .admin-analytics-chart {
  min-height: 142px;
  display: grid;
  align-items: center;
}
body.admin-page .admin-insight-panel { grid-column: span 4; }
body.admin-page .admin-insight-list { display: grid; gap: 8px; }
body.admin-page .admin-insight-item {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--panel-hover) 60%, transparent);
}
body.admin-page .admin-insight-item strong,
body.admin-page .admin-insight-item span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
body.admin-page .admin-insight-item strong { color: var(--text); font-size: 12px; }
body.admin-page .admin-insight-item span { color: var(--muted); font-size: 11px; }
body.admin-page .form-card h2 { margin-bottom: 14px; }
body.admin-page .report-list { gap: 10px; }
body.admin-page .data-table th,
body.admin-page .data-table td { padding-top: 10px; padding-bottom: 10px; }
body.admin-page #view-samples .admin-analytics-grid,
body.admin-page #view-review .admin-analytics-grid { margin-top: 0; }
@media (max-width: 1280px) {
  body.admin-page .admin-analytics-panel,
  body.admin-page .admin-insight-panel { grid-column: span 6; }
  body.admin-page .admin-metric-strip { grid-template-columns: repeat(2, minmax(150px, 1fr)); }
}
@media (max-width: 760px) {
  body.admin-page .admin-analytics-panel,
  body.admin-page .admin-insight-panel { grid-column: 1 / -1; }
  body.admin-page .admin-metric-strip { grid-template-columns: 1fr; }
}


/* Admin analytics polish: clearer labels and compact high-density panels */
body.admin-page .admin-analytics-grid.compact {
  gap: 10px;
}
body.admin-page .admin-analytics-panel {
  min-height: 176px;
}
body.admin-page .admin-analytics-chart .chart-empty {
  min-height: 118px;
}
body.admin-page .admin-analytics-panel .admin-svg-chart {
  max-height: 148px;
}
body.admin-page .admin-analytics-panel .chart-label,
body.admin-page .admin-analytics-panel .chart-value {
  font-size: 10px;
}
body.admin-page .admin-metric-card strong {
  max-width: 100%;
}
body.admin-page .admin-metric-card.neutral strong,
body.admin-page .admin-metric-card.ok strong,
body.admin-page .admin-metric-card.warn strong,
body.admin-page .admin-metric-card.danger strong {
  position: relative;
  z-index: 1;
}
body.admin-page .admin-analytics-grid + .admin-filter-bar,
body.admin-page .admin-analytics-grid + .report-list,
body.admin-page .admin-analytics-grid + .admin-sample-workspace,
body.admin-page .admin-analytics-grid + .admin-review-list {
  margin-top: 4px;
}
body.admin-page .user-specific-logs {
  border-color: color-mix(in srgb, var(--accent) 36%, var(--line));
  background: radial-gradient(circle at top left, color-mix(in srgb, var(--accent) 10%, transparent), transparent 34%), var(--panel);
}

/* Console-style side navigation refinement */
body.admin-page .shell {
  grid-template-columns: 144px minmax(0, 1fr);
  grid-template-rows: 56px minmax(0, 1fr);
  background: var(--bg);
}

body.admin-page .nav {
  grid-column: 1;
  grid-row: 2;
  padding: 0;
  gap: 0;
  align-items: stretch;
  background: var(--panel);
  border-right: 1px solid var(--line);
  overflow-y: auto;
}

body.admin-page .nav .logo {
  width: 100%;
  height: 48px;
  margin: 0;
  border-radius: 0;
  background: transparent;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  box-shadow: none;
  font-size: 13px;
  letter-spacing: 0;
}

body.admin-page .nav button[data-view] {
  width: 100%;
  min-height: 40px;
  padding: 0 14px;
  border: 0;
  border-left: 3px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  gap: 0;
}

body.admin-page .nav button[data-view]:hover,
body.admin-page .nav button[data-view].active {
  background: var(--accent-bg);
  color: var(--accent);
  border-left-color: var(--accent);
  transform: none;
}

body.admin-page .nav button[data-view] span {
  display: none;
}

body.admin-page .nav button[data-view] small {
  font-size: 13px;
  line-height: 1.2;
  letter-spacing: 0;
  opacity: 1;
  white-space: nowrap;
}

body.admin-page .top {
  grid-column: 1 / -1;
  grid-row: 1;
  min-height: 56px;
  background: #1d2336;
  color: #fff;
  padding: 0 24px;
  border-bottom: 0;
}

body.admin-page .top .title h1,
body.admin-page .top .account b {
  color: #fff;
}

body.admin-page .top .account {
  color: rgba(255, 255, 255, 0.78);
}

body.admin-page .page {
  grid-column: 2;
  grid-row: 2;
  background: var(--bg);
}

body.admin-page .content-page {
  padding-left: 0;
}

body.admin-page .content-inner {
  margin-left: 0;
}

.kb-file-pane {
  background: var(--panel);
}

.kb-search-row,
.admin-sample-head,
.admin-sample-filters {
  background: color-mix(in srgb, var(--panel) 96%, var(--bg));
}

.kb-file-list,
.admin-sample-list,
.admin-review-list {
  padding: 6px 0;
  gap: 0;
}

.kb-file-row,
.admin-sample-row {
  min-height: 40px;
  border: 0;
  border-left: 3px solid transparent;
  border-radius: 0;
  padding: 10px 14px;
  background: transparent;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.kb-file-row:hover,
.admin-sample-row:hover {
  background: var(--accent-bg);
  color: var(--accent);
  transform: none;
}

.kb-file-row.active,
.admin-sample-row.active {
  border-color: transparent;
  border-left-color: var(--accent);
  background: var(--accent-bg);
}

.kb-file-icon,
.admin-sample-row .kb-file-icon {
  display: none;
}

.kb-file-main strong {
  font-size: 13px;
  line-height: 1.35;
}

.kb-file-main em,
.kb-file-row small,
.admin-sample-row small {
  display: block;
  margin-top: 3px;
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  font-style: normal;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-sample-row {
  min-height: 54px;
}

.admin-sample-row .sample-row-actions {
  margin-top: 8px;
}

@media (max-width: 760px) {
  body.admin-page .shell {
    grid-template-columns: 1fr;
    grid-template-rows: 56px auto minmax(0, 1fr);
  }

  body.admin-page .nav {
    grid-column: 1;
    grid-row: 2;
    flex-direction: row;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  body.admin-page .nav .logo {
    min-width: 58px;
    width: 58px;
    height: 42px;
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  body.admin-page .nav button[data-view] {
    min-width: 86px;
    min-height: 42px;
    justify-content: center;
    border-left: 0;
    border-bottom: 3px solid transparent;
  }

  body.admin-page .nav button[data-view].active {
    border-bottom-color: var(--accent);
  }

  body.admin-page .top {
    grid-column: 1;
    grid-row: 1;
  }

  body.admin-page .page {
    grid-column: 1;
    grid-row: 3;
  }
}